Παραπομπή APA

(1981). The costs and benefits of sulphur oxide control: A methodological study. Paris: Organisation for Economic Co-operation and Development.

Παραπομπή Chicago Style

The Costs and Benefits of Sulphur Oxide Control: A Methodological Study. Paris: Organisation for Economic Co-operation and Development, 1981.

Παραπομπή MLA

The Costs and Benefits of Sulphur Oxide Control: A Methodological Study. Paris: Organisation for Economic Co-operation and Development, 1981.

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